/**********************************  基础样式 **********************************/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none !important;
  }
  
  html,
  body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    background-color: #f8f8f8;
    font-size: 14px;
    position: relative;
  }
  
  #app {
    width: 100%;
    height: 100%;
  }